P0143 OBD II Trouble Code 02 Sensor Circuit Low Voltage (Bank I Sensor 3)

Detailed information on troubleshooting and repairing a p0143 DTC code which refers to the O2 sensor circuit with low voltage. Also includes links to relevant forum topics on the code.

Symptoms of P0143 OBD II Trouble Code

Common Causes of P0143 OBD II Trouble Code

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